5H-Chromeno[2,3-b]pyridin-5-one

Basic Information

View in Editor

CAS Number

6537-46-8

Molecular Formula

C12H7NO2

Molecular Weight

197.19 g/mol

EINECS

000-000-0

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Melting Point

180-182°C

Boiling Point

380.6±11.0 °C(Predicted)

Density

1.342±0.06 g/cm3(Predicted)

Flash Point

184°C

Refractive Index

1.651

SMILES

View in Editor

O=c1c2ccccc2oc3ncccc13

InChI

InChI=1S/C12H7NO2/c14-11-8-4-1-2-6-10(8)15-12-9(11)5-3-7-13-12/h1-7H

InChIKey

KWFWIGXYOMVRSA-UHFFFAOYSA-N

LogP

2.3412000000000006

pKa

0.54±0.20(Predicted)

Topological Polar Surface Area

43.1 Å²

Hydrogen Bond Donor/Acceptor

0 / 3

Complexity

266

Safety Information

View Safety Information

Stability

稳定的。易燃。与强氧化剂不相容。

Synonyms & References

English

BUTTPARK 96\57-97
1-AZAXANTHONE
4-Azaxanthone
10-[1]benzopyrano[3,2-b]pyridinone
5H-chromeno[2,3-b]pyridin-5-one 97%
AKOS 90142
5H-CHROMENO[2,3-B]PYRIDIN-5-ONE
10H-chroMeno[3,2-b]pyridin-10-one
1-Azaxanthone
5H-Chromeno[2,3-b]pyridin-5-one
5H-<1>benzopyrano<2,3-b>pyridin-5-one
5-oxo-5H-benzopyrano<2,3-b>pyridine
BUTTPARK 9657-97
5H-[1]- benzopyran [2,3- b] pyridine-5-ketones

MDL Number

MFCD00052253

EC Number

000-000-0

Customs Code

2934999090

FAQ

What are the physical and chemical properties of 5H-Chromeno[2,3-b]pyridin-5-one (CAS: 6537-46-8)?

5H-Chromeno[2,3-b]pyridin-5-one has a crystalline form and a molecular weight of approximately 218.16 g/mol. It is slightly soluble in water but highly soluble in organic solvents like ethanol and acetone. This compound exhibits moderate reactivity under basic conditions and is stable under neutral and acidic conditions. It is a potent electrophile in organic synthesis.

How is 5H-Chromeno[2,3-b]pyridin-5-one (CAS: 6537-46-8) typically synthesized?

5H-Chromeno[2,3-b]pyridin-5-one is typically synthesized through the condensation of 2-chloro-6-hydroxypyridine with chromone in the presence of a base like sodium hydroxide. The reaction is conducted in an aprotic solvent like dimethylformamide (DMF) and yields a product with a high degree of selectivity and good yield.

What industries use 5H-Chromeno[2,3-b]pyridin-5-one (CAS: 6537-46-8)?

5H-Chromeno[2,3-b]pyridin-5-one is used in the pharmaceutical industry for the synthesis of bioactive compounds. It is also utilized in the electronics industry for the production of semiconductors and in the sensor industry for developing chemical sensors due to its unique electronic properties.

What precautions should be taken when handling 5H-Chromeno[2,3-b]pyridin-5-one (CAS: 6537-46-8)?

When handling 5H-Chromeno[2,3-b]pyridin-5-one, it is essential to wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat. The compound should be stored in a fume hood to minimize inhalation risks. In case of a spill, it should be cleaned up immediately using a suitable absorbent material. It is recommended to consult the safety data sheet (SDS) for detailed handling and emergency procedures.